NOx ASR (in mmol/day), arginine Ra (in µmol/kg × min), the fraction of arginine flux converted to NOx (%), and the insulin-mediated glucose disposal (M) (in mg/kg × min) in the postabsorptive and hyperinsulinemic conditions in the four studied groups and matched control subjects. NOx ASR (in mmol/day), arginine Ra (in µmol/kg × min), the fraction of arginine flux converted to NOx (%), and the insulin-mediated glucose disposal (M) (in mg/kg × min) in the postabsorptive and hyperinsulinemic conditions in the four studied groups and matched control subjects Paolo Tessari et al. Diabetes 2013;62:2699-2708 ©2013 by American Diabetes Association